The simple interest on a certain sum at 15% per annum for 5 year is Rs1500 more to the simple interest on the same at 12% per annum for the same period. Find the 10 sum- (a) Rs 12000
(b) Rs 10000
(c) Rs12500
(d) Rs 8000
(e) None of these
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Answer:
A option = Rs.10000
Case1 :
Simple Interest = (P× 15 × 5) / 100
Case 2 :
Simple Interest = (P× 12× 5) / 100
According to question,
⇒C1-C2 = 1500
⇒ 0.75p- 0.6p = 1500
⇒ 0.15p = 1500
⇒ P= 10000
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